Product comparison · 2 power supply units

Chieftec GDP-550C power supply unit vs Chieftec GDP-750C power supply unit

26specifications compared
10differ
16identical
11known for one product only

Key differences

Total power
- GDP-550C power supply unit:550 W
- GDP-750C power supply unit:750 W
Combined power (+3.3V)
- GDP-550C power supply unit:110 W
- GDP-750C power supply unit:120 W
Combined power (+5V)
- GDP-550C power supply unit:110 W
- GDP-750C power supply unit:120 W
Max output current (+3.3V)
- GDP-550C power supply unit:20 A
- GDP-750C power supply unit:22 A
Max output current (+12V1)
- GDP-550C power supply unit:45 A
- GDP-750C power supply unit:62 A
Max output current (+5V)
- GDP-550C power supply unit:20 A
- GDP-750C power supply unit:22 A
Number of SATA power connectors
- GDP-550C power supply unit:6
- GDP-750C power supply unit:8
PCI Express power connectors (6+2 pin)
- GDP-550C power supply unit:2
- GDP-750C power supply unit:4

Side by side

Differences highlightedShow differences only

Comparison of GDP-550C, GDP-750C
37 specifications	A Chieftec GDP-550C power supply unit Model GDP-550C View product	B Chieftec GDP-750C power supply unit Model GDP-750C View product
Power6 differ
Total powerDiffers	550 W	750 W
AC input voltage	200 - 240 V	200 - 240 V
AC input frequency	47 - 63 Hz	47 - 63 Hz
Power factorKnown for one	Unknown — not stated by the source	0.9
Power Factor Correction (PFC) type	Active	Active
Combined power (+3.3V)Differs	110 W	120 W
Combined power (+12V)Known for one	Unknown — not stated by the source	744 W
Combined power (+5V)Differs	110 W	120 W
Combined power (+5Vsb)Known for one	Unknown — not stated by the source	2.5 W
Max output current (+3.3V)Differs	20 A	22 A
Max output current (+12V1)Differs	45 A	62 A
Max output current (+5V)Differs	20 A	22 A
Max output current (-12V)	0.3 A	0.3 A
Power protection features	Over current, Over voltage, Overheating, Overload, Short circuit, Under voltage	Over current, Over voltage, Overheating, Overload, Short circuit, Under voltage
Input currentKnown for one	4 A	Unknown — not stated by the source
Max output current (+5Vsb)Known for one	2.5 A	Unknown — not stated by the source
Ports & interfaces2 differ
Motherboard power connector	20+4 pin ATX	20+4 pin ATX
Number of SATA power connectorsDiffers	6	8
Peripheral (Molex) power connectors (4-pin)	3	3
EPS power connector (8-pin)Known for one	Unknown — not stated by the source	Yes
PCI Express power connectors (6+2 pin)Differs	2	4
Floppy drive power connector	1	1
Cabling type	Semi-Modular	Semi-Modular
CPU power connector (4+4 pin)Known for one	Yes	Unknown — not stated by the source
Performanceidentical
Purpose	PC	PC
Power supply unit (PSU) form factor	PS/2	PS/2
ATX version	2.3	2.3
Designidentical
Product colour	Black	Black
Fan diameter	14 cm	14 cm
Number of fansKnown for one	Unknown — not stated by the source	1 fan(s)
Fan locationKnown for one	Unknown — not stated by the source	Top
Weight & dimensions2 differ
WidthDiffers	150 mm	160 mm
DepthDiffers	160 mm	150 mm
Height	87 mm	87 mm
Logistics dataidentical
Harmonized System (HS) code	84733020	84733020
Other featuresidentical
Frequency toleranceKnown for one	Unknown — not stated by the source	90%
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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